This is Eucalyptus 80/85, which refers to the eucalyptol content in the oil (80-85%).

Other companies may supply an inferior quality known as 70/75.
There are many hundreds of different types of Eucalyptus that contain high levels of eucalyptol, but Globulus is the most popular.
The Chinese production's quality is good, and very consistent.

Eucalyptus is well-known for its clearing and anti-septic properties and is thus extremely useful during the winter months.
It can be very effective in a steam inhalation to help congestion.

Try adding 2 drops Eucalyptus, 1 drop Roman Chamomile and 1 drop Lavender to a bowl of just-boiled water.
Lean over the bowl (not too close) with a towel covering your head and inhale the vapours for a few minutes.

Alternatively, blend the same oils in two teaspoons of Sweet Almond oil and massage into the chest and back.
Blended with Citronella or Cedarwood in an oil burner, Eucalyptus can help maintain an insect-free BBQ!

Alternatively, try the lemon-scented Eucalyptus Citriodora as a very powerful natural insect-repellent.